53812026 has 40 divisors (see below), whose sum is σ = 121048884. Its totient is φ = 17867520.

The previous prime is 53811991. The next prime is 53812091. The reversal of 53812026 is 62021835.

53812026 is a `hidden beast` number, since 538 + 120 + 2 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 53802225 + 9801 = 7335^2 + 99^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 56716 + ... + 57656.

Almost surely, 2^53812026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53812026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60524442).

53812026 is an abundant number, since it is smaller than the sum of its proper divisors (67236858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53812026 is a wasteful number, since it uses less digits than its factorization.

53812026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 53812026 is about 7335.6680677359. The cubic root of 53812026 is about 377.5372265673.

The spelling of 53812026 in words is "fifty-three million, eight hundred twelve thousand, twenty-six".